Wasserstein k-means with sparse simplex projection.
Takumi FukunagaHiroyuki KasaiPublished in: CoRR (2020)
Keyphrases
- k means
- clustering algorithm
- cluster analysis
- regularized regression
- linear programming
- spectral clustering
- sparse representation
- hierarchical clustering
- data clustering
- clustering method
- pointwise
- sparse data
- text clustering
- expectation maximization
- sparse coding
- dictionary learning
- constrained clustering
- initial cluster centers
- rough k means
- image segmentation